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Finding the Fourth Proportional to 46,611.78, 69,927.79 and 17,029.56

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Solution

The fourth proportional to 46,611.78, 69,927.79 and 17,029.56 is: 25,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,611.78 : 69,927.79 = 17,029.56 : x
  2. Step 2: Convert to fraction form
    46,611.78/69,927.79 = 17,029.56/x
  3. Step 3: Cross multiply
    46,611.78x = 69,927.79 × 17,029.56
  4. Step 4: Simplify right side
    46,611.78x = 1,190,839,495.47
  5. Step 5: Solve for x
    x = 1,190,839,495.47/46,611.78
  6. Step 6: Final answer
    x = 25,548.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.